Here's the data they give you:
Region Dot Compliant Non Compliant
Northwest 96 62
Midwest 86 43
South 92 49
West 76 16
Total 350 170

What do YOU think ?
While we're happy to HELP we wont do all the work for you.
Show us what you have done and where you are having problems..

Suggest you start with one region - such as the northwest - and determine how many are compliant out of the total sample size. Post back with your attempt at that one and we'll check it for you . Then you can go on and do calculations for the other regions.